Ma'anar ƙamus na kalmar "sommelier" ƙwararren ƙwararren giya ne mai ilimi kuma mai horarwa, yawanci yana aiki a cikin gidajen cin abinci masu kyau, wanda ke da alhakin kula da rumbun ruwan inabi, bada shawarwari game da hada-hadar giya don cika jita-jita, da kuma ba abokan ciniki shawara akan zaɓin giya. da hidima. Kalmar kuma tana iya komawa ga ƙwararre a cikin sauran abubuwan sha kamar giya, ruhohi, da cocktails.